111453012523 has 2 divisors, whose sum is σ = 111453012524. Its totient is φ = 111453012522.

The previous prime is 111453012509. The next prime is 111453012563. The reversal of 111453012523 is 325210354111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111453012523 - 2⁵ = 111453012491 is a prime.

It is a super-3 number, since 3×111453012523³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111453012491 and 111453012500.

It is not a weakly prime, because it can be changed into another prime (111453012563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55726506261 + 55726506262.

It is an arithmetic number, because the mean of its divisors is an integer number (55726506262).

Almost surely, 2^111453012523 is an apocalyptic number.

111453012523 is a deficient number, since it is larger than the sum of its proper divisors (1).

111453012523 is an equidigital number, since it uses as much as digits as its factorization.

111453012523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 111453012523 its reverse (325210354111), we get a palindrome (436663366634).

The spelling of 111453012523 in words is "one hundred eleven billion, four hundred fifty-three million, twelve thousand, five hundred twenty-three".